389655171

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{1123}}^1$

素因数の和:1384

約数の個数: 32

約数和(自身を含む): 589155840

約数和(自身を除く): 199500669

約数列:

[1, 3, 9, 27, 71, 181, 213, 543, 639, 1123, 1629, 1917, 3369, 4887, 10107, 12851, 30321, 38553, 79733, 115659, 203263, 239199, 346977, 609789, 717597, 1829367, 2152791, 5488101, 14431673, 43295019, 129885057, 389655171]

約数ペア:

[(1, 389655171), (3, 129885057), (9, 43295019), (27, 14431673), (71, 5488101), (181, 2152791), (213, 1829367), (543, 717597), (639, 609789), (1123, 346977), (1629, 239199), (1917, 203263), (3369, 115659), (4887, 79733), (10107, 38553), (12851, 30321)]